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Diffstat (limited to 'arch/powerpc/kernel/secure_boot.c')
-rw-r--r--arch/powerpc/kernel/secure_boot.c8
1 files changed, 6 insertions, 2 deletions
diff --git a/arch/powerpc/kernel/secure_boot.c b/arch/powerpc/kernel/secure_boot.c
index f9af305d95..9e0efb657f 100644
--- a/arch/powerpc/kernel/secure_boot.c
+++ b/arch/powerpc/kernel/secure_boot.c
@@ -32,8 +32,10 @@ bool is_ppc_secureboot_enabled(void)
if (enabled)
goto out;
- if (!of_property_read_u32(of_root, "ibm,secure-boot", &secureboot))
+ node = of_find_node_by_path("/");
+ if (!of_property_read_u32(node, "ibm,secure-boot", &secureboot))
enabled = (secureboot > 1);
+ of_node_put(node);
out:
pr_info("Secure boot mode %s\n", enabled ? "enabled" : "disabled");
@@ -54,8 +56,10 @@ bool is_ppc_trustedboot_enabled(void)
if (enabled)
goto out;
- if (!of_property_read_u32(of_root, "ibm,trusted-boot", &trustedboot))
+ node = of_find_node_by_path("/");
+ if (!of_property_read_u32(node, "ibm,trusted-boot", &trustedboot))
enabled = (trustedboot > 0);
+ of_node_put(node);
out:
pr_info("Trusted boot mode %s\n", enabled ? "enabled" : "disabled");